Sociology

Human ecology

Ecology of the city

Urban ecology

Rural ecology

Casual crowds

Conventional crowds

Expressive crowds

All of above

face-to-face interaction

mediated multiple-interaction

mediated quasi interaction

mediated interaction

The young old

The Middle old

The old-old

All of above

Underlies the development of ethnic tensions

divides managerial and line workers

results in more well-defined norms and roles

none of the above

ritualist

innovator

conformist

retreatist

Trade disputes

Military justice

Government lawsuits

All of above

Teacher effectiveness

Teacher efficacy

Teacher education

Teacher evaluation

Questionnaires

Telephone interviews

Surveys

All of above

Random external forces

Government rules

One child policy

No restriction on childbirth